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All results from a given calculation for CH3F (Methyl fluoride)

using model chemistry: B3LYP/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3LYP/6-311G*
 hartrees
Energy at 0K-139.778138
Energy at 298.15K-139.781159
HF Energy-139.778138
Nuclear repulsion energy37.265631
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B3LYP/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3028 2926 31.90 125.93 0.04 0.07
2 A1 1513 1462 4.36 4.97 0.72 0.83
3 A1 1062 1026 102.76 4.64 0.63 0.77
4 E 3106 3001 53.83 59.77 0.75 0.86
4 E 3106 3001 53.82 59.77 0.75 0.86
5 E 1509 1458 3.61 13.54 0.75 0.86
5 E 1509 1458 3.61 13.53 0.75 0.86
6 E 1202 1162 0.78 6.37 0.75 0.86
6 E 1202 1162 0.78 6.37 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8618.6 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 8328.1 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B3LYP/6-311G*
ABC
5.22842 0.85302 0.85302

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.634
F2 0.000 0.000 0.753
H3 0.000 1.033 -0.991
H4 0.894 -0.516 -0.991
H5 -0.894 -0.516 -0.991

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.38641.09271.09271.0927
F21.38642.02662.02662.0266
H31.09272.02661.78861.7886
H41.09272.02661.78861.7886
H51.09272.02661.78861.7886

picture of Methyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 H3 109.084 F2 C1 H4 109.084
F2 C1 H5 109.084 H3 C1 H4 109.856
H3 C1 H5 109.856 H4 C1 H5 109.856
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.306      
2 F -0.281      
3 H 0.196      
4 H 0.196      
5 H 0.196      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.894 1.894
CHELPG        
AIM        
ESP 0.000 -0.006 -1.915 1.915


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.820 0.000 0.000
y 0.000 -11.820 0.000
z 0.000 0.000 -12.328
Traceless
 xyz
x 0.254 0.000 0.000
y 0.000 0.254 0.000
z 0.000 0.000 -0.508
Polar
3z2-r2-1.016
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.925 0.000 0.000
y 0.000 1.925 0.000
z 0.000 0.000 1.947


<r2> (average value of r2) Å2
<r2> 21.143
(<r2>)1/2 4.598